target/linux/ramips/files/arch/mips/ralink/rt305x/mach-hw550-3g.c

   1 /*
   2  *  Aztech HW550-3G board support
   3  *
   4  *  Copyright (C) 2011 Layne Edwards <ledwards76@gmail.com>
   5  *
   6  *  This program is free software; you can redistribute it and/or modify it
   7  *  under the terms of the GNU General Public License version 2 as published
   8  *  by the Free Software Foundation.
   9  */
  10
  11 #include <linux/init.h>
  12 #include <linux/platform_device.h>
  13 #include <linux/mtd/mtd.h>
  14 #include <linux/mtd/partitions.h>
  15 #include <linux/mtd/physmap.h>
  16
  17 #include <asm/mach-ralink/machine.h>
  18 #include <asm/mach-ralink/dev-gpio-buttons.h>
  19 #include <asm/mach-ralink/dev-gpio-leds.h>
  20 #include <asm/mach-ralink/rt305x.h>
  21 #include <asm/mach-ralink/rt305x_regs.h>
  22
  23 #include "devices.h"
  24
  25 #define HW550_3G_GPIO_LED_USB           8
  26 #define HW550_3G_GPIO_LED_3G            11
  27 #define HW550_3G_GPIO_LED_STATUS        12
  28 #define HW550_3G_GPIO_LED_WPS           14
  29
  30 #define HW550_3G_GPIO_BUTTON_RESET      10
  31 #define HW550_3G_GPIO_BUTTON_CONNECT    7
  32 #define HW550_3G_GPIO_BUTTON_WPS        0
  33
  34 #define HW550_3G_KEYS_POLL_INTERVAL     20
  35 #define HW550_3G_KEYS_DEBOUNCE_INTERVAL (3 * HW550_3G_KEYS_POLL_INTERVAL)
  36
  37 static struct mtd_partition hw550_3g_partitions[] = {
  38         {
  39                 .name   = "u-boot",
  40                 .offset = 0,
  41                 .size   = 0x030000,
  42                 .mask_flags = MTD_WRITEABLE,
  43         }, {
  44                 .name   = "config",
  45                 .offset = 0x030000,
  46                 .size   = 0x010000,
  47                 .mask_flags = MTD_WRITEABLE,
  48         }, {
  49                 .name   = "factory",
  50                 .offset = 0x040000,
  51                 .size   = 0x010000,
  52                 .mask_flags = MTD_WRITEABLE,
  53         }, {
  54                 .name   = "kernel",
  55                 .offset = 0x050000,
  56                 .size   = 0x0d0000,
  57         }, {
  58                 .name   = "rootfs",
  59                 .offset = 0x120000,
  60                 .size   = 0x6e0000,
  61         }, {
  62                 .name   = "firmware",
  63                 .offset = 0x050000,
  64                 .size   = 0x7b0000,
  65         }
  66 };
  67
  68 static struct gpio_led hw550_3g_leds_gpio[] __initdata = {
  69         {
  70                 .name           = "hw550-3g:green:usb",
  71                 .gpio           = HW550_3G_GPIO_LED_USB,
  72                 .active_low     = 1,
  73         }, {
  74                 .name           = "hw550-3g:green:3g",
  75                 .gpio           = HW550_3G_GPIO_LED_3G,
  76                 .active_low     = 1,
  77         }, {
  78                 .name           = "hw550-3g:green:status",
  79                 .gpio           = HW550_3G_GPIO_LED_STATUS,
  80                 .active_low     = 1,
  81         }, {
  82                 .name           = "hw550-3g:green:wps",
  83                 .gpio           = HW550_3G_GPIO_LED_WPS,
  84                 .active_low     = 1,
  85         }
  86 };
  87
  88 static struct gpio_keys_button hw550_3g_gpio_buttons[] __initdata = {
  89         {
  90                 .desc           = "reset",
  91                 .type           = EV_KEY,
  92                 .code           = KEY_RESTART,
  93                 .debounce_interval = HW550_3G_KEYS_DEBOUNCE_INTERVAL,
  94                 .gpio           = HW550_3G_GPIO_BUTTON_RESET,
  95                 .active_low     = 1,
  96         }, {
  97                 .desc           = "connect",
  98                 .type           = EV_KEY,
  99                 .code           = KEY_CONNECT,
 100                 .debounce_interval = HW550_3G_KEYS_DEBOUNCE_INTERVAL,
 101                 .gpio           = HW550_3G_GPIO_BUTTON_CONNECT,
 102                 .active_low     = 1,
 103         }, {
 104                 .desc           = "wps",
 105                 .type           = EV_KEY,
 106                 .code           = KEY_WPS_BUTTON,
 107                 .debounce_interval = HW550_3G_KEYS_DEBOUNCE_INTERVAL,
 108                 .gpio           = HW550_3G_GPIO_BUTTON_WPS,
 109                 .active_low     = 1,
 110         }
 111 };
 112
 113 #define HW550_3G_GPIO_MODE \
 114         ((RT305X_GPIO_MODE_GPIO << RT305X_GPIO_MODE_UART0_SHIFT) | \
 115          RT305X_GPIO_MODE_MDIO)
 116
 117 static void __init hw550_3g_init(void)
 118 {
 119         rt305x_gpio_init(HW550_3G_GPIO_MODE);
 120
 121         rt305x_flash0_data.nr_parts = ARRAY_SIZE(hw550_3g_partitions);
 122         rt305x_flash0_data.parts = hw550_3g_partitions;
 123         rt305x_register_flash(0);
 124
 125        rt305x_esw_data.vlan_config = RT305X_ESW_VLAN_CONFIG_WLLLL;
 126         rt305x_register_ethernet();
 127         ramips_register_gpio_leds(-1, ARRAY_SIZE(hw550_3g_leds_gpio),
 128                                   hw550_3g_leds_gpio);
 129         ramips_register_gpio_buttons(-1, HW550_3G_KEYS_POLL_INTERVAL,
 130                                      ARRAY_SIZE(hw550_3g_gpio_buttons),
 131                                      hw550_3g_gpio_buttons);
 132         rt305x_register_wifi();
 133         rt305x_register_wdt();
 134         rt305x_register_usb();
 135 }
 136
 137 MIPS_MACHINE(RAMIPS_MACH_HW550_3G, "HW550-3G", "Aztech HW550-3G",
 138              hw550_3g_init);